Author Topic: The mouse wheel is scrolling too fast. How to slow it down?  (Read 4514 times)

Georgi

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The mouse wheel is scrolling too fast. How to slow it down?
« on: January 30, 2025, 08:03:55 pm »
Hello all,

This is most probably not a bug, but a design decision. When I scroll vertically using the mouse wheel in EA 17, both in a diagram or an article in the integrated help, the content jumps a little too much. It is twice or three times faster than in Word or a web browser on the same PC.

I suppose that, since this behaviour is specific to EA, there would be a UI setting to tweak somewhere. However, I can't find it. Can you help me, please?

Takeshi K

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Re: The mouse wheel is scrolling too fast. How to slow it down?
« Reply #1 on: January 31, 2025, 09:40:06 am »
As far as I checked, the Windows mouse setting affects scrolling amount in EA. You might change behaviour by changing the Windows setting.

Some helper tools related for mise could change the scrolling behaviour and/or amount for each application. It might be checked if you use such tools.
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Georgi

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Re: The mouse wheel is scrolling too fast. How to slow it down?
« Reply #2 on: January 31, 2025, 10:42:26 pm »
My current Windows mouse setting is to scroll 3 lines each time. This is already close to the minimum possible.

If I increase the value, as a test, the mouse starts scrolling faster in all applications, as expected, but exponentially faster in EA compared to the others. When I decrease it back to 3, I am back to the original situation. Scrolling is much faster in EA than in any other application.

I am afraid that I am working in a controlled IT environment where the installation of third-party mouse control tools should be avoided. Isn't there any own EA setting about this? Nor in the Windows registry?
« Last Edit: January 31, 2025, 10:44:28 pm by Georgi »

Geert Bellekens

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Re: The mouse wheel is scrolling too fast. How to slow it down?
« Reply #3 on: January 31, 2025, 10:50:12 pm »
AFAIK there is no setting in EA that influences this.

A complete guess is that this is related to high dpi screens.
I know that there have been other issues (very small font sizes) with those type of screens.

Geert

Georgi

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Re: The mouse wheel is scrolling too fast. How to slow it down?
« Reply #4 on: February 01, 2025, 12:28:25 am »
I found that it is possible to scroll down a diagram using the down arrow key. When I scroll with the mouse only once, the diagram jumps 3 times farther than with the keyboard. This seems to correspond with my Windows mouse wheel setting to scroll 3 lines each time.

Now, probably a "line" in an EA diagram is just too high compared to Word or the web browser. I suppose that it might be possible to work around this by adjusting the size of the diagram grid, if there is such a setting. I will look around the configuration screens and post back.

Eve

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Re: The mouse wheel is scrolling too fast. How to slow it down?
« Reply #5 on: February 03, 2025, 09:12:26 am »
but exponentially faster in EA compared to the others
Linearly. If you increase change the value it will change the same proportion of the original value in both EA and other applications that are doing the right thing.

As Georgi says, it looks like the problem is just that the line height being used is higher than you're expecting (and I can understand why). I am almost certain that there is no option for EA to change that line height.